ELISHA MITCHELL SCIENTIFIC SOCIETY. Ry 
21) PaANICUM POLYANTHES Schultes, Mant. 2:257 
(1824). P. multiforum Ell. Sk. 1:122 (1817). Not Poir 
(1816). P. microcarpon Muhl. Gram. 111 (June 1817.) Not 
Muhl. ex Elliott (Jan. 1817). Culms often single, erect or 
nearly so,16’—30’ high, glabrous. Sheaths glabrous, gen- 
erally longer than the internodes and overlapping; ligule 
none. Leaves ascending, scattered along the entire stem, 
lanceolate, 3’-6’ long, 6’’—10”’ wide, taper-pointed, glab- 
rous except at the ciliate, cordate base ; basal leaves ros- 
ulate, ovate-lanceolate, rigid. Panicle oblong or ellipti- 
cal, pointed, 3’—5’ long, branches fasciculate, the lower 
ascending. Spikelets very numerous, nearly }’’ long, 
broadly elliptical or sphevoid; first scale small, one-fourth 
the length of the pubescent 7-nerved second and 
third. 
Moist, shady woods, not common, Florida, Texas aud Indian Terri- 
tory northward to Michigan and Pennsylvania. Pennsylvania: C E. 
Smith, Chester. Missouri: Stewart Weller, 1892. Georgia: Ashe; 
Albany, 1896. District of Columbia: Holm: 1896, 
22) PANICUM SPHAEROCARPON Ell. Sk.1: 125 (1817). 
Stems sometimes tufted, erect or ascending 12’—28’ 
long, glabrous. Sheaths glabrous (or sometimes the low- 
er nodes slightly barbed), the lower longer than the in- 
ternodes and overlapping; ligule none. Leaves ascend- 
ing, lanceolate, 2’—23’ long, 4’’—5’’ wide, long taper- 
pointed, ciliate at the barely rounded base, about 7-nerv- 
ed. Panicle long-peduncled, oval 2’—3’ long, the fasci- 
cled branches somewhat ascending; spikelets obovate or 
nearly spherical, {’’ long. 
Common in old fields and sunny woods, New Englandand Ontario to 
Missouri, Mexico (fide Vasey) and Florida. New York: Townsend; 
Niagara, 1894. Missouri: Bush; Montier, 1894, No. 763. Georgia: 
Small; Stone Mt. 1895. Illinois: Hill; Chicago, 1898. 
23) PANICUM ERECTIFOLIUM Nash, Tor. Bul. 23: 
148 (1897). P. spaerocarpon var. Floridanum Vasey, 
Bul. U. S. Div. of Bot. 8:33 (1889). Not P. Floridanum 
